[77] | 1 | package com.framsticks.gui; |
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| 2 | |
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| 3 | import com.framsticks.communication.Subscription; |
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| 4 | import com.framsticks.communication.util.LoggingStateCallback; |
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| 5 | import com.framsticks.core.ListChange; |
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| 6 | import com.framsticks.core.Path; |
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| 7 | import com.framsticks.gui.components.ValueControl; |
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| 8 | import com.framsticks.gui.view.TreeCellRenderer; |
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| 9 | import com.framsticks.params.AccessInterface; |
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| 10 | import com.framsticks.params.Param; |
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| 11 | import com.framsticks.params.types.*; |
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| 12 | import com.framsticks.remote.*; |
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| 13 | import com.framsticks.util.Casting; |
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| 14 | import com.framsticks.util.Future; |
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| 15 | import com.framsticks.util.Logging; |
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| 16 | import com.framsticks.util.StateFunctor; |
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| 17 | import org.apache.log4j.Logger; |
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| 18 | |
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| 19 | import javax.swing.tree.DefaultMutableTreeNode; |
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| 20 | import javax.swing.tree.TreePath; |
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| 21 | import java.util.HashMap; |
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| 22 | import java.util.LinkedList; |
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| 23 | import java.util.List; |
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| 24 | import java.util.Map; |
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| 25 | |
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| 26 | /** |
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| 27 | * @author Piotr Sniegowski |
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| 28 | */ |
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| 29 | public class TreeNode extends DefaultMutableTreeNode implements NodeListener { |
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| 30 | |
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| 31 | private static final Logger LOGGER = Logger.getLogger(TreeNode.class.getName()); |
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| 32 | |
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| 33 | Panel panel; |
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| 34 | |
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| 35 | final protected Frame frame; |
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| 36 | final protected EndpointAtFrame endpoint; |
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| 37 | |
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| 38 | final protected Map<EventParam, Subscription> userSubscriptions = new HashMap<EventParam, Subscription>(); |
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| 39 | protected Map<ValueControl, Object> changedValues = null; |
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| 40 | protected String tooltip; |
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| 41 | protected String name; |
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| 42 | protected String iconName; |
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| 43 | protected Path path; |
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| 44 | |
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| 45 | |
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| 46 | public TreeNode(Frame frame, EndpointAtFrame endpoint, final Path path) { |
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| 47 | assert frame.isActive(); |
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| 48 | this.frame = frame; |
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| 49 | LOGGER.debug("creating treenode for: " + path); |
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| 50 | this.path = path; |
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| 51 | this.endpoint = endpoint; |
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| 52 | |
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| 53 | name = path.getTop().getParam().getId(); |
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| 54 | iconName = TreeCellRenderer.findIconName(name, path.getTextual()); |
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| 55 | tooltip = "?"; |
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| 56 | path.getInstance().invokeLater(new Runnable() { |
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| 57 | @Override |
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| 58 | public void run() { |
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| 59 | updateDescriptions(path); |
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| 60 | } |
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| 61 | }); |
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| 62 | } |
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| 63 | |
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| 64 | public void fetch(final Path p) { |
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| 65 | assert p.getInstance().isActive(); |
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| 66 | LOGGER.debug("fetching: " + p); |
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| 67 | p.getInstance().fetchValues(p, new StateFunctor() { |
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| 68 | @Override |
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| 69 | public void call(Exception e) { |
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| 70 | assert p.getInstance().isActive(); |
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| 71 | if (Logging.log(LOGGER, "fetch", TreeNode.this, e)) { |
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| 72 | frame.invokeLater(new Runnable() { |
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| 73 | @Override |
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| 74 | public void run() { |
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| 75 | LOGGER.debug("removing node from tree: " + p); |
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| 76 | TreeNode.this.removeFromParent(); |
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| 77 | frame.repaintTree(); |
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| 78 | } |
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| 79 | }); |
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| 80 | return; |
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| 81 | } |
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| 82 | updateChildren(p); |
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| 83 | frame.invokeLater(new Runnable() { |
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| 84 | @Override |
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| 85 | public void run() { |
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| 86 | //TODO maybe this should be called from some better place |
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| 87 | useOrCreatePanel(); |
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| 88 | } |
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| 89 | }); |
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| 90 | |
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| 91 | } |
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| 92 | }); |
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| 93 | } |
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| 94 | |
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| 95 | protected void postUpdatePath(final Path newPath) { |
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| 96 | assert !frame.isActive(); |
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| 97 | /** TODO those two actions could be merged into single closure */ |
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| 98 | frame.invokeLater(new Runnable() { |
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| 99 | @Override |
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| 100 | public void run() { |
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| 101 | updatePath(newPath); |
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| 102 | } |
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| 103 | }); |
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| 104 | updateDescriptions(newPath); |
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| 105 | } |
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| 106 | |
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| 107 | protected void updatePath(Path newPath) { |
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| 108 | assert frame.isActive(); |
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| 109 | if (!path.isResolved()) { |
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| 110 | path = newPath; |
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| 111 | LOGGER.debug("updated treenode's path: " + path); |
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| 112 | return; |
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| 113 | } |
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| 114 | if (path.matches(newPath)) { |
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| 115 | return; |
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| 116 | } |
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| 117 | this.removeAllChildren(); |
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| 118 | } |
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| 119 | |
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| 120 | /** Update children, by removing non existing and adding new ones. |
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| 121 | */ |
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| 122 | protected void updateChildren(final Path p) { |
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| 123 | assert p.getInstance().isActive(); |
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| 124 | LOGGER.debug("updating children of " + this); |
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| 125 | AccessInterface access = p.getInstance().bindAccess(p.getTop()); |
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| 126 | final List<Path> childrenPaths = new LinkedList<Path>(); |
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| 127 | /**Prepare path for each child.*/ |
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| 128 | for (Param param : access.getParams()) { |
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| 129 | if (!(param instanceof CompositeParam)) { |
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| 130 | continue; |
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| 131 | } |
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| 132 | Path childPath = p.appendParam((CompositeParam)param); |
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| 133 | childrenPaths.add(childPath); |
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| 134 | } |
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| 135 | /**If some child were found, update in frame context.*/ |
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| 136 | if (childrenPaths.size() > 0) { |
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| 137 | frame.invokeLater(new Runnable() { |
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| 138 | @Override |
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| 139 | public void run() { |
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| 140 | TreePath treePath = frame.startChange(); |
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| 141 | updatePath(p); |
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| 142 | Map<String, TreeNode> current = new HashMap<String, TreeNode>(); |
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| 143 | for (int c = 0; c < TreeNode.this.getChildCount(); ++c) { |
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| 144 | TreeNode n = (TreeNode)TreeNode.this.getChildAt(c); |
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| 145 | current.put(n.path.getLastElement(), n); |
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| 146 | } |
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| 147 | for (final Path childPath : childrenPaths) { |
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| 148 | String e = childPath.getLastElement(); |
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| 149 | if (current.containsKey(e)) { |
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| 150 | /* |
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| 151 | final TreeNode n = current.get(e); |
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| 152 | childPath.getInstance().invokeLater(new Runnable() { |
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| 153 | @Override |
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| 154 | public void run() { |
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| 155 | n.updateChildren(childPath); |
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| 156 | } |
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| 157 | }); |
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| 158 | */ |
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| 159 | current.remove(e); |
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| 160 | continue; |
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| 161 | } |
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| 162 | TreeNode childNode = new TreeNode(frame, endpoint, childPath); |
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| 163 | TreeNode.this.add(childNode); |
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| 164 | } |
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| 165 | for (TreeNode n : current.values()) { |
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| 166 | TreeNode.this.remove(n); |
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| 167 | } |
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| 168 | frame.markNodeChanged(TreeNode.this, treePath); |
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| 169 | frame.repaintTree(); |
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| 170 | LOGGER.debug("updated children of " + TreeNode.this); |
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| 171 | } |
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| 172 | }); |
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| 173 | } else { |
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| 174 | LOGGER.debug("no children in " + TreeNode.this); |
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| 175 | } |
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| 176 | } |
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| 177 | |
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| 178 | public void select() { |
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| 179 | final Path p = path; |
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| 180 | |
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| 181 | p.getInstance().invokeLater(new Runnable() { |
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| 182 | @Override |
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| 183 | public void run() { |
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| 184 | final Path updated = (p.isResolved()) ? p : p.findResolution(); |
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| 185 | if (updated.isResolved()) { |
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| 186 | Logging.log(LOGGER, "update", updated, null); |
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| 187 | fetch(updated); |
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| 188 | postUpdatePath(updated); |
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| 189 | return; |
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| 190 | } |
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| 191 | p.getInstance().resolve(updated, new Future<Path>() { |
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| 192 | @Override |
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| 193 | public void result(final Path result, Exception e) { |
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| 194 | if (Logging.log(LOGGER, "resolve and select", TreeNode.this, e)) { |
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| 195 | return; |
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| 196 | } |
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| 197 | |
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| 198 | fetch(result); |
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| 199 | postUpdatePath(result); |
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| 200 | } |
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| 201 | }); |
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| 202 | } |
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| 203 | }); |
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| 204 | |
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| 205 | } |
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| 206 | |
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| 207 | @Override |
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| 208 | public String toString() { |
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| 209 | return path.toString(); |
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| 210 | } |
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| 211 | |
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| 212 | |
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| 213 | public final Panel getPanel() { |
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| 214 | assert frame.isActive(); |
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| 215 | return panel; |
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| 216 | } |
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| 217 | |
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| 218 | protected void updateDescriptions(final Path p) { |
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| 219 | assert p.getInstance().isActive(); |
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| 220 | if (!p.isResolved()) { |
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| 221 | return; |
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| 222 | } |
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| 223 | AccessInterface access = p.getInstance().bindAccess(p); |
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| 224 | assert access != null; |
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| 225 | StringBuilder t = new StringBuilder(); |
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| 226 | /** html formatting is used here, since tooltips in swing do not support simple \n line breaks */ |
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| 227 | t.append("<html>"); |
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| 228 | t.append("frams: ").append(access.getId()).append("<br/>"); |
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| 229 | t.append("java: ").append(p.getTopObject().getClass().getCanonicalName()).append("<br/>"); |
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| 230 | t.append("access: ").append(access.getClass().getSimpleName()); |
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| 231 | t.append("</html>"); |
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| 232 | final String tooltip = t.toString(); |
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| 233 | |
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| 234 | StringParam nameParam = Casting.tryCast(StringParam.class, access.getParam("name")); |
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| 235 | final String name = (nameParam != null ? access.get(nameParam, String.class) : path.getTop().getParam().getId()); |
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| 236 | |
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| 237 | frame.invokeLater(new Runnable() { |
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| 238 | @Override |
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| 239 | public void run() { |
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| 240 | |
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| 241 | TreeNode.this.tooltip = tooltip; |
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| 242 | TreeNode.this.name = name; |
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| 243 | } |
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| 244 | }); |
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| 245 | } |
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| 246 | |
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| 247 | /* |
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| 248 | public void updateData() { |
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| 249 | assert browser.isActive(); |
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| 250 | final Node node = getNode(); |
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| 251 | browser.manager.invokeLater(new Runnable() { |
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| 252 | @Override |
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| 253 | public void run() { |
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| 254 | node.fetchValues(new StateFunctor() { |
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| 255 | @Override |
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| 256 | public void call(Exception e) { |
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| 257 | if (e != null) { |
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| 258 | return; |
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| 259 | } |
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| 260 | browser.invokeLater(new Runnable() { |
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| 261 | @Override |
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| 262 | public void run() { |
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| 263 | assert browser.isActive(); |
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| 264 | if (panel.getCurrentTreeNode() == TreeNode.this) { |
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| 265 | panel.refreshComponents(); |
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| 266 | } |
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| 267 | |
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| 268 | browser.tree.repaint(); |
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| 269 | panel.refreshComponents(); |
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| 270 | } |
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| 271 | }); |
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| 272 | } |
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| 273 | }); |
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| 274 | } |
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| 275 | }); |
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| 276 | } |
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| 277 | */ |
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| 278 | |
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| 279 | public void showPanel() { |
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| 280 | assert frame.isActive(); |
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| 281 | assert panel != null; |
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| 282 | frame.showPanel(panel); |
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| 283 | } |
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| 284 | |
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| 285 | public void fillPanelWithValues() { |
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| 286 | assert frame.isActive(); |
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| 287 | final Path p = path; |
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| 288 | assert p.isResolved(); |
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| 289 | assert panel != null; |
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| 290 | panel.setCurrentTreeNode(this); |
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| 291 | p.getInstance().invokeLater(new Runnable() { |
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| 292 | @Override |
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| 293 | public void run() { |
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| 294 | AccessInterface access = p.getInstance().bindAccess(p); |
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| 295 | panel.refreshComponents(access); |
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| 296 | |
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| 297 | frame.invokeLater(new Runnable() { |
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| 298 | @Override |
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| 299 | public void run() { |
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| 300 | showPanel(); |
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| 301 | } |
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| 302 | }); |
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| 303 | } |
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| 304 | }); |
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| 305 | |
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| 306 | } |
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| 307 | |
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| 308 | public void useOrCreatePanel() { |
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| 309 | assert frame.isActive(); |
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| 310 | if (panel != null) { |
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| 311 | LOGGER.trace("panel is already attached: " + path); |
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| 312 | fillPanelWithValues(); |
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| 313 | return; |
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| 314 | } |
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| 315 | if (!path.isResolved()) { |
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| 316 | LOGGER.trace("path is not resolved: " + path); |
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| 317 | return; |
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| 318 | } |
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| 319 | |
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| 320 | CompositeParam param = path.getTop().getParam(); |
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| 321 | panel = endpoint.findPanel(param.computeAccessId()); |
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| 322 | if (panel != null) { |
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| 323 | LOGGER.debug("found prepared panel for: " + path); |
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| 324 | fillPanelWithValues(); |
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| 325 | return; |
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| 326 | } |
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| 327 | final Path p = path; |
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| 328 | LOGGER.debug("preparing panel: " + p); |
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| 329 | p.getInstance().invokeLater(new Runnable() { |
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| 330 | @Override |
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| 331 | public void run() { |
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| 332 | assert p.getInstance().isActive(); |
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| 333 | final CompositeParam param = p.getTop().getParam(); |
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| 334 | if (param instanceof ObjectParam) { |
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| 335 | AccessInterface access = p.getInstance().prepareAccess(param); |
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| 336 | final List<Param> params = new LinkedList<Param>(); |
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| 337 | for (Param p : access.getParams()) { |
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| 338 | if (p instanceof CompositeParam) { |
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| 339 | continue; |
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| 340 | } |
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| 341 | params.add(p); |
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| 342 | } |
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| 343 | frame.invokeLater(new Runnable() { |
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| 344 | @Override |
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| 345 | public void run() { |
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| 346 | panel = new ObjectPanel(endpoint, param.getContainedTypeName(), params); |
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| 347 | fillPanelWithValues(); |
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| 348 | } |
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| 349 | }); |
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| 350 | return; |
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| 351 | } |
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| 352 | if (param instanceof ListParam) { |
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| 353 | frame.invokeLater(new Runnable() { |
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| 354 | @Override |
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| 355 | public void run() { |
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| 356 | panel = new ListPanel(endpoint); |
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| 357 | fillPanelWithValues(); |
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| 358 | } |
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| 359 | }); |
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| 360 | return; |
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| 361 | //return panel = new ListPanel(browser, access); |
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| 362 | } |
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| 363 | assert false; |
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| 364 | } |
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| 365 | }); |
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| 366 | } |
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| 367 | |
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| 368 | public String getTooltip() { |
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| 369 | assert frame.isActive(); |
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| 370 | return tooltip; |
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| 371 | } |
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| 372 | |
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| 373 | |
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| 374 | |
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| 375 | |
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| 376 | /*public void subscribe(final EventParam eventParam) { |
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| 377 | assert browser.isActive(); |
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| 378 | if (hasSubscribed(eventParam)) { |
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| 379 | LOGGER.error(eventParam + " is already subscribed for " + this); |
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| 380 | return; |
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| 381 | } |
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| 382 | Node node = getNode(); |
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| 383 | node.getConnection().subscribe(node.getPath() + "/" + eventParam.getId(), new SubscriptionCallback() { |
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| 384 | @Override |
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| 385 | public EventCallback subscribed(final Subscription subscription) { |
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| 386 | if (subscription == null) { |
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| 387 | LOGGER.error("subscription failed"); |
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| 388 | return null; |
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| 389 | } |
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| 390 | if (hasSubscribed(eventParam)) { |
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| 391 | //abort subscription |
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| 392 | return null; |
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| 393 | } |
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| 394 | userSubscriptions.put(eventParam, subscription); |
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| 395 | LOGGER.debug("subscription succeeded: " + subscription); |
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| 396 | subscription.setDispatcher(browser); |
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| 397 | return new EventCallback() { |
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| 398 | @Override |
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| 399 | public void call(SourceInterface content) { |
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| 400 | assert browser.isActive(); |
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| 401 | LOGGER.info("event " + subscription + " occurred"); |
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| 402 | } |
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| 403 | }; |
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| 404 | } |
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| 405 | }); |
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| 406 | |
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| 407 | }*/ |
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| 408 | |
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| 409 | public boolean hasSubscribed(EventParam param) { |
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| 410 | assert frame.isActive(); |
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| 411 | return userSubscriptions.containsKey(param); |
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| 412 | } |
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| 413 | |
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| 414 | public void unsubscribe(EventParam eventParam) { |
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| 415 | assert frame.isActive(); |
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| 416 | if (!hasSubscribed(eventParam)) { |
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| 417 | LOGGER.error("could not unsubscribe from " + eventParam); |
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| 418 | return; |
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| 419 | } |
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| 420 | userSubscriptions.get(eventParam).unsubscribe(new LoggingStateCallback(LOGGER, "unsubscribed " + eventParam)); |
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| 421 | userSubscriptions.remove(eventParam); |
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| 422 | } |
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| 423 | |
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| 424 | /* |
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| 425 | |
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| 426 | @Override |
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| 427 | public void onChildChange(final Child child, ListChange.Action action) { |
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| 428 | assert browser.manager.isActive(); |
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| 429 | |
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| 430 | switch (action) { |
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| 431 | case Remove: { |
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| 432 | Dispatching.invokeDispatch(browser, browser.manager, new Runnable() { |
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| 433 | @Override |
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| 434 | public void run() { |
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| 435 | assert browser.manager.isActive(); |
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| 436 | final TreeNode treeNode = (TreeNode) child.getUserObject(); |
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| 437 | if (treeNode == null) { |
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| 438 | LOGGER.error("child " + child + " had no tree node attached"); |
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| 439 | return; |
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| 440 | } |
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| 441 | browser.invokeLater(new Runnable() { |
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| 442 | @Override |
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| 443 | public void run() { |
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| 444 | assert browser.isActive(); |
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| 445 | TreePath path = browser.startChange(); |
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| 446 | //assert treeNode.getParent() == TreeNode.this; |
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| 447 | if (treeNode.getParent() != null) { |
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| 448 | browser.treeModel.removeNodeFromParent(treeNode); |
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| 449 | } |
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| 450 | //remove(treeNode); |
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| 451 | browser.markNodeChanged(TreeNode.this, path); |
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| 452 | } |
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| 453 | }); |
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| 454 | } |
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| 455 | }); |
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| 456 | break; |
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| 457 | } |
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| 458 | } |
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| 459 | |
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| 460 | } |
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| 461 | */ |
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| 462 | |
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| 463 | public String getName() { |
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| 464 | return name; |
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| 465 | } |
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| 466 | |
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| 467 | public String getIconName() { |
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| 468 | return iconName; |
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| 469 | } |
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| 470 | |
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| 471 | @Override |
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| 472 | public void onUpgrade(Path path) { |
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| 473 | } |
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| 474 | |
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| 475 | @Override |
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| 476 | public void onChange(Path path) { |
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| 477 | } |
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| 478 | |
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| 479 | @Override |
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| 480 | public void onChildChange(Path path, ListChange.Action action) { |
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| 481 | } |
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| 482 | |
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| 483 | public final Frame getFrame() { |
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| 484 | return frame; |
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| 485 | } |
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| 486 | |
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| 487 | public boolean changeValue(ValueControl component, Object newValue) { |
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| 488 | LOGGER.debug("changing value of " + component + " to '" + newValue + "'"); |
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| 489 | |
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| 490 | if (changedValues == null) { |
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| 491 | changedValues = new HashMap<ValueControl, Object>(); |
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| 492 | } |
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| 493 | changedValues.put(component, newValue); |
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| 494 | |
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| 495 | return true; |
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| 496 | } |
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| 497 | |
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| 498 | public void applyChanges() { |
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| 499 | assert frame.isActive(); |
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| 500 | if (changedValues == null) { |
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| 501 | return; |
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| 502 | } |
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| 503 | final Map<ValueControl, Object> changes = changedValues; |
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| 504 | changedValues = null; |
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| 505 | endpoint.getEndpoint().invokeLater(new Runnable() { |
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| 506 | @Override |
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| 507 | public void run() { |
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| 508 | for (Map.Entry<ValueControl, Object> e : changes.entrySet()) { |
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| 509 | final ValueControl key = e.getKey(); |
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| 510 | final Path p = path; |
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| 511 | endpoint.getEndpoint().getInstance().storeValue(p, e.getKey().getParam(), e.getValue(), new StateFunctor() { |
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| 512 | @Override |
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| 513 | public void call(Exception e) { |
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| 514 | changes.remove(key); |
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| 515 | if (!changes.isEmpty()) { |
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| 516 | return; |
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| 517 | } |
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| 518 | LOGGER.debug("applied changes for: " + p); |
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| 519 | frame.invokeLater(new Runnable() { |
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| 520 | @Override |
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| 521 | public void run() { |
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| 522 | fillPanelWithValues(); |
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| 523 | } |
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| 524 | }); |
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| 525 | } |
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| 526 | }); |
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| 527 | } |
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| 528 | } |
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| 529 | }); |
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| 530 | } |
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| 531 | |
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| 532 | } |
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